package lab02.test06;
import java.lang.*;
public class Circle {
    double radius;
    double perimeter;
    double proportion;
    public double getPerimeter(){
        perimeter=Math.PI*radius*2;
        System.out.println(perimeter);
        return perimeter;
    }
    public double getProportion(){
        proportion=Math.PI*radius*radius;
        System.out.println(proportion);
        return proportion;
    }
}

